Announcement immediately stirred a debate about whether he can legitimately run for office, as the Constitution envisages that the President's term of office is five years renewable only once, and Erdogan has been President since 2014, however, the big question is not whether he is entitled to be a candidate for President but, after 20 years in power, there is a real possibility that Erdogan may lose, , turkey, election, Recep Tayyip Erdogan